19
Malfunction analysis
● Power failure?
● Is plug loose?
● Air switch trips off or fuse is
burnt out?
● Wiring has malfunction?
● Unit has restarted immediately
after stopping operation?
● Whether the function setting
for remote controller is
correct?
● Reset the function.
● Wait for 3min, and then turn
on the unit again.
● Ask professional to replace it.
● Ask professional to replace
air switch or fuse.
● Reinsert the plug.
● Wait until power recovery.
Air condit-
ioner can’t
operate
Mist is em-
itted from
indoor unit’s
air outlet
● Indoor temperature and hum-
idity is high?
● Because indoor air is cooled
rapidly. After a while, indoor
temperature and humidity will
be decrease and mist will
disappear.
Phenomenon Check items Solution
Set temper-
ature can’t
be adjusted
● Unit is operating under auto
mode?
● Temperature can’t be adju-
sted under auto mode.
Please switch the operation
mode if you need to adjust
temperature.
● Your required temperature
exceeds the set temperature
range?
● Set temperature range:
16
℃
~30
℃
.
Cooling
(heating)
effect is
not good.
● Voltage is too low?
● Wait until the voltage
resumes normal.
● Filter is dirty? ● Clean the lter.
● Set temperature is in proper
range?
● Adjust temperature to proper
range.
● Door and window are open? ● Close door and window.
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